tell me how you're going to cut taxes. >> i think jim lehrer will press on this. i think he'll say what loopholes are you going to close? what tax benefits are you going to take away in? what cuts are you going to make in thing like pell grants. i don't know exactly how he will do it but i think he'll press on that. he prides himself on being substantive, on understanding these issues, and feeling the purpose of a presidential debate is to get these guys out of their stump speeches and into a real conversation with each other and with the american people. >> well, that's what we all try to do in this business. i think everybody i know tries to do that. get the person off the memorized material, because we're so bored with that. we don't think it teaches anything. you had a point about behavior, body language and smiling. i was taken with your idea that you smile too much, it looks like a smirk. have you to hold your smile to what's funny, how about that use of the smile, when something's really funny? >> the smile -- look, there's this is no problem for the presid